Yiibooster Navbar & Html Anchors

I'm using Yii-Booster navbar (which is brilliant). I now need to add anchors on some of my views. The only problem is that when my browser scrolls to the anchor, it's placing the anchor at the very top of the window (as below) which is basically placing it behind the NavBar!

I somehow need to offset it by the height of the NavBar. (I tried placing the NavBar above the body tag, to no avail). Here's my code ...